A ___________________ _____________ are formed when two or more atoms share valence electrons.

(a)  

A(n) (a)   is an atom that has the same number of protons and electrons but different numbers of neutrons and therefore have different physical properties.

Water's ability to move up a small tube is due to

(a)  

Proteins that lower activation energy are called

(a)  

The monomer of a protein is a(an)

(a)  

The monomer of a carbohydrate is a(an)

(a)  

The monomer of a lipid is a(an)

(a)  

The monomer of a nucleic acid is a(an)

(a)  

The polymer of a carbohydrate is a(an)

(a)  

DNA and RNA belong in which group of macromolecules?

(a)  

Water's ability to stick to itself is

(a)  

Temperature, pH, and concentration affect a(an) (a)   ability to function.

In these types of chemical bonds electrons are taken, not shared.

(a)  

In these types of chemical bonds, electrons are shared.

(a)  

Fats, oils, and waxes are examples of which macromolecule?

(a)  

Breads, pastas, and vegetables are examples of which macromolecule?

(a)  

Meats, nuts, and dairy products are examples of which macromoelcues?

(a)  

NCHOPS are elements that are required for living things. NCHOPS stands for Nitrogen, Carbon, Hydrogen, Oxygen, Phosphorus, and (a)   .

These types of electrons are found on the outer most shell of an atom.

(a)  

This substance is considered the universal solvent.

(a)  

In a chemical reaction, we start with __________________ and end with _______________.

(a)